When The Guinness Book of World Records certified Scott Wiener's
As of this weekend, Wiener has reached more than 600 pizza boxes.

Scott Wiener/Viva La Pizza
A Valentine's Day themed box from Roma Foods celebrates the introduction of four-color printing.
He even tracked down and interviewed some of the artists behind the colorful boxes. Turns out, pizza boxes from around the world can look incredibly different: Italians work more in pastels, while Americans work more in computer graphic design. There has also been a shift from single-ply cardboard to corrugated.
"I wanted to make it an academic pursuit," Wiener told Business Insider. "With the book out, my collection looks less like this thing a weirdo spent his time doing."

Scott Wiener/Viva La Pizza
Neapolitan actors Sophia Loren and Antonio Curtis feature on this pizza box.
"I saw pizza boxes I'd never seen before," Wiener said to Business Insider. These weren't the typical American design featuring a nondescript Italian village or a jovial chef on a white background - instead, these boxes were bright yellow with blue writing.
Scott Wiener/Viva La Pizza Holly Del Re designed this box, affectionately known as "Saks Fifth Avenue." It's the most common box design in the New York City area and New Jersey.
And while no two boxes are exactly alike, Wiener has found there are similarities around the world. "I love the image of the fat chef," Wiener said. "But I get really excited when I see slightly different variations of it. A Russian fat chef looks completely different than an Australian fat chef."

Scott Wiener/Viva La Pizza
The first run of the Hatsune Miku pizza box sold out in six days.

Scott Wiener/Viva La Pizza
This box is one of 350 signed and designed by the artist Ed Hardy for Tony's Pizza Napoletana in San Francisco.
"I always thought I'd be a record producer," Wiener said, "But it looks like the only thing I held on to from my days of playing in a rock band was obsessively eating and thinking about pizza."